function submitQuiz()
{
	var numberCorrect = 0;
	
	var q1 = document.forms.quiz1.question1;

	if( q1[ 1 ].checked == true ) 
	{
		numberCorrect = numberCorrect + 1;
	}
	
	var q2 = document.forms.quiz1.question2;
	
	if( q2[ 0 ].checked == true )
	{
		numberCorrect = numberCorrect + 1;
	}

	var q3 = document.forms.quiz1.question3;
	
	if( q3[ 2 ].checked == true )
	{
		numberCorrect = numberCorrect + 1;
	}
	
	var q4 = document.forms.quiz1.question4;
	
	if( q4[ 2 ].checked == true )
	{
		numberCorrect = numberCorrect + 1;
	}
	
	var q5 = document.forms.quiz1.question5;

	if( q5[ 0 ].checked == true ) 
	{
		numberCorrect = numberCorrect + 1;
	}
	
	var q6 = document.forms.quiz1.question5;

	if( q6[ 0 ].checked == true ) 
	{
		numberCorrect = numberCorrect + 1;
	}

	var score = numberCorrect / 6 *100;
	alert( "Your score is " + score );

}